Results 1 to 10 of about 5,500,584 (177)

Austenite grain growth simulation considering the solute-drag effect and pinning effect [PDF]

open access: yesScience and Technology of Advanced Materials, 2017
The pinning effect is useful for restraining austenite grain growth in low alloy steel and improving heat affected zone toughness in welded joints. We propose a new calculation model for predicting austenite grain growth behavior.
Naoto Fujiyama   +5 more
doaj   +3 more sources

Austenite grain growth calculation of 0.028% Nb steel [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2011
Modeling of microstructural evolution has become a powerful tool for materials and process design by providing quantitative relationships for microstructure, composition and processing.
Priadi D.   +2 more
doaj   +3 more sources

Effect of precipitates on the austenite grain growth of titanium microalloyed high performance steel [PDF]

open access: yes工程科学学报, 2016
An austenite grain growth model was established by analyzing the quantificational relationship between precipitates and austenite grain size. The austenite grain size of Ti microalloyed steel with the interaction of TiN and TiC panicles was calculated by
LUO Xu   +3 more
doaj   +2 more sources

Three-dimensional cellular automaton simulation of austenite grain growth of Fe-1C-1.5Cr alloy steel

open access: yesJournal of Materials Research and Technology, 2020
A three-dimensional (3D) cellular automaton model describing the austenite grain growth process of Fe-1C-1.5Cr alloy steel is established. This model proposes a discrete representation of the three-dimensional grain boundary curvature, and calculates the
SU Fuyong, LIU Wenli, WEN Zhi
doaj   +3 more sources

Austenite grain growth and hot deformation behavior in a medium carbon low alloy steel

open access: yesJournal of Materials Research and Technology, 2020
To examine the austenite grain growth behavior and kinetics under isothermal austenitization process in a low alloy medium carbon forged steel, heat treatments at different temperatures (1150, 1175, 1200, and 1260 °C) and times (5, 15, and 25 min) were ...
A. Chamanfar   +3 more
doaj   +3 more sources

Identification of Intermetallic Phases Limiting the Growth of Austenite Grains in the Low-Pressure Carburizing Process

open access: yesCrystals, 2023
This article presents the results of a study to identify intermetallic phases whose role is to limit austenite grain growth in the low-pressure carburizing process.
Konrad Dybowski, Leszek Klimek
doaj   +1 more source

Research progress on austenite grain growth and second-phase particle control technology in automotive gear steel

open access: yes工程科学学报, 2023
With the implementation of the global two-carbon policy, energy saving and CO2 emission reduction have become important developmental goals of the automobile manufacturing industry.
Zhipeng DAI   +4 more
doaj   +1 more source

Synergistic effect of well/over-tempered hierarchical martensitic structure and carbides (M23C6 and MX) on austenite growth in 9Cr steel

open access: yesJournal of Materials Research and Technology, 2023
To clarify the synergistic effect of well/over-tempered hierarchical martensitic structure and carbides (M23C6 and MX) on austenite growth, the austenite growth during step-heat austenitization for a selected 9Cr steel was investigated by dilatometry ...
Yongqiang Zhang   +4 more
doaj   +1 more source

Grain growth behavior of blade steel KT5331 for ultra-super critical units

open access: yes工程科学学报, 2015
The austenite grain growth behavior of KT5331 steel and the effect of precipitates on the austenite grain growth were studied by isothermal austenization at 950-1280℃.
LI Jun-ru   +5 more
doaj   +1 more source

Influence of Ti(C,N) precipitates on austenite growth of micro-alloyed steel during continuous casting [PDF]

open access: yesChina Foundry, 2017
Austenite grain size is an important influence factor for ductility of steel at high temperatures during continuous casting. Thermodynamic and kinetics calculations were performed to analyze the characteristics of Ti(C,N) precipitates formed during the ...
Liu Yang, Yang Li, Zheng-liang Xue
doaj   +1 more source

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